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(ii) The search task dimension, which includes seeking and retrieval
practices
(iii) The actor/user dimension that takes into account the user's knowledge
and procedural skills, motivation and emotions
(iv) The perceived search task dimension as understood by the actor/user,
including information need types and perceived information space
(v) The document dimension, which includes document content and
genres and collections in various languages and media, which may contain
information relevant to the user
(vi) The algorithmic search engine dimension, which covers the
representation of documents, information or information needs. It also
covers tools and support for query formulation and methods for matching
document and query representation
(vii) The algorithmic interface dimension, which covers tools for
visualisation and the presentation of information objects, ·collections and
their organization
(viii) The access and interface dimension, which covers strategies for
information access, and the interaction between the actor and the interface
(both in social and system's contexts)
3.6 Information use
Bartlet and Tom (2005:3-4) argue that use of information is a factor that
drives all other information behaviours, since it is the ultimate purpose for
which information is needed and sought. Common questions that therefore
arise during interviews include how the information will be used, or for what
purpose it is sought.
Alternatively, in a comprehensive study of post-1978 literature on
information needs and uses, Dervin and Nilan (1986) argue that most
studies have left the terms "information needs" and "information uses"
undefined. According to the authors, it is implied that by knOWing how users
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